(1) DUB
(2) Y, except on very rare occasions where I go J/C
(3) 25k - 50k
(4) No.
(5) Redemption and upgrades.
(6) DUB - NYC (JFK or EWR); DUB - LHR - SFO
(7) None.
(8) Work; can choose airlines and COS, but limited budget.

I should add that I'll be making around 50k miles in the coming two months in *A, so I'm looking for which program to join to take advantage of this. It might be hard to maintain this sort of mileage in future years, though, as I usually do between 25k and 50k.